3-Hydroxy-4-(2-sulfonato-4-(4-sulfonatophénylazo)phénylazo)naphtalène-2,7-disulfonate de tétrasodium 75% (teneur en colorant), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Certificates
About this item
Synonyms: 3-Hydroxy-4-(2-sulpho-4-[4-sulphophenylazo]phenylazo)-2,7-naphthalenedisulphonic acid sodium salt, CI 27195, Ponceau, 3-Hydroxy-4-((2-sulpho-4-((4-sulphophenyl)diazenyl)phenyl)diazenyl)naphthalene-2,7-disulphonic acid, tetrasodium salt
CAS Number:6226-79-5
:
Formula:C₂₂H₁₂N₄Na₄O₁₃S₄
MDL Number:MFCD00003892
:760.56 g/mol
:M-Clarity™ quality level = MQ200
EINECS:228-319-2
:GHS07
Storage Temperature:Température ambiante
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Appearance (Form):Powder
- Infrared spectrum:Conforms to Structure
- Wavelength C=0.015 G/L DI water:518 - 522 nm
- Extinction Coefficient:≥33000
- Carbon:25.9 - 43.2 %
- Nitrogen:5.4 - 9.2 %
Specification Test Results
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